Visit the oldest ancient weir - Tongji Weir

On the fourth day, depart at 8 am to the ancient weir painting village, 40 kilometers away. After touring, proceed to Taishun County to visit the covered bridges, about 120 kilometers away, and stay in Taishun County. 🌟 Highlights: The ancient weir, the millennium-old Tongji Weir irrigation project, is one of the first batch of World Irrigation Heritage sites. It has a history of over 1,500 years and is a miracle in the history of world hydraulic engineering. It still plays a significant role in irrigation today and is the world's earliest arch dam. The dam is arc-shaped and serves primarily for irrigation, with storage capabilities as well. The Xianju Covered Bridge, located at the water tail of Xianju Village. 'Ancient Charm of Xianling' records: 'The ridges at different heights all overlook the clear stream, and a rainbow flies across the long sky.' It was initially built in the fourth year of the Jingtai era of the Ming Dynasty, later destroyed by floods, and has been rebuilt three times. The ancient covered bridge is majestic and quaint in style, recapturing the charm of the past. Attractions: Painting Village·Ancient Weir (First visit the painting village, then take a boat to the ancient weir), Xianju Covered Bridge Tickets: Full price for adults is 50 yuan, half price for those 65 years old (25 yuan, of which 20 yuan is for the boat ticket, and 5 yuan is for the entrance ticket, ticket inspection required upon exit), free for those 70 years old excluding the boat ticket, which costs 20 yuan. Accommodation: Taishun Wandu Business Hotel Dining: Dining options are conveniently available nearby